/*
 * Copyright (c) 2025 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "inner_socket.h"

#include "socket.h"

static constexpr uint32_t MTU_SIZE = 4 * 1024u;

int32_t GetMtuSize(int32_t socket, uint32_t *mtuSize)
{
    if (socket <= INVALID_MTU_SOCKET) {
        return -1;
    }
    *mtuSize = MTU_SIZE;
    return 0;
}